Understanding "OD": Common Meanings Across Contexts

OD has multiple meanings:

1. Overdose – excessive drug dose.
2. Oculus Dexter – right eye (optometry/ophthalmology).
3. On Demand – available when requested (tech).
4. Outside Diameter – pipe/tube measurement.
5. Operational Definition – research variable definition.
6. Doctor of Optometry – professional degree.
7. Overdraft – negative bank balance.
8. Organizational Development – business improvement process.
9. Old Dominion – Virginia nickname.
10. Other Discharge/Diagnosis – medical shorthand.

Context is essential for correct interpretation.